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Finding the Third Proportional to 133,313,688 and 207,764,772

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Solution

The third proportional to 133,313,688 and 207,764,772 is: 323,794,211.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,313,688 : 207,764,772 = 207,764,772 : x
  2. Step 2: Convert to fraction form
    133,313,688/207,764,772 = 207,764,772/x
  3. Step 3: Cross multiply
    133,313,688x = 207,764,772 × 207,764,772
  4. Step 4: Simplify right side
    133,313,688x = 43,166,200,484,211,984
  5. Step 5: Solve for x
    x = 43,166,200,484,211,984/133,313,688
  6. Step 6: Final answer
    x = 323,794,211.47

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.